Improve logging code to dump more detaild rs object info.  Fix bug with predefined elements not being recreated for contexts after one was destroyed. Add stricter type enforcement.
diff --git a/graphics/java/android/renderscript/ProgramVertex.java b/graphics/java/android/renderscript/ProgramVertex.java
index 2a11bfb..ddb23ac 100644
--- a/graphics/java/android/renderscript/ProgramVertex.java
+++ b/graphics/java/android/renderscript/ProgramVertex.java
@@ -110,7 +110,7 @@
             mProjection = new Matrix();
             mTexture = new Matrix();
 
-            mAlloc = Allocation.createSized(rs, Element.USER_FLOAT, 48);
+            mAlloc = Allocation.createSized(rs, Element.USER_F32(rs), 48);
             mAlloc.subData1D(MODELVIEW_OFFSET, 16, mModel.mMat);
             mAlloc.subData1D(PROJECTION_OFFSET, 16, mProjection.mMat);
             mAlloc.subData1D(TEXTURE_OFFSET, 16, mTexture.mMat);